– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 4 am Wed 24 Apr Local TimeUpdates in: hr min sUpdate imminent
South Twin SisterWeather Forecast, United States
Issued: 4 am Wed 24 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Wed 24 Apr Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 36mm), heaviest during Thu afternoon. Mild temperatures (max 7°C on Wed morning, min 6°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummaryHeavy rain (total 37mm), heaviest during Sun night. Later becoming colder with a dusting of snow on Sun night. Mild temperatures (max 7°C on Sat afternoon, min 1°C on Sun night). Wind will be generally light. | |||||||||||||||||
Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  | | | |  | | | | | |  |  | |  | |
light rain | light rain | mod. rain | light rain | mod. rain | mod. rain | light rain | light rain | light rain | light rain | light rain | light rain | light rain | light rain | light snow | rain shwrs | rain shwrs | rain shwrs | |
km/h | ||||||||||||||||||
Wave Height Map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 2.0 | — | — | — | |
0.2 | 1.7 | 5 | 4 | 9 | 8 | 5 | 0.9 | 1.9 | 4 | 1.8 | 3 | 1.8 | 5 | 19 | 0.4 | 1.9 | 0.1 | |
max°C | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 6 | 7 | 6 | 6 | 6 | 4 | 4 | 6 | 4 |
min°C | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 7 | 6 | 6 | 7 | 6 | 6 | 5 | 1 | 2 | 5 | 1 |
6 | 6 | 6 | 4 | 4 | 5 | 5 | 7 | 5 | 4 | 5 | 5 | 4 | 3 | -1 | 1 | 4 | 1 | |
1400 | 1500 | 1450 | 1600 | 1450 | 1550 | 1550 | 1650 | 1550 | 1400 | 1450 | 1350 | 1400 | 1300 | 950 | 950 | 1250 | 700 | |
Cloud base (m) | 850 | 600 | 550 | 550 | 550 | 550 | 550 | 550 | 550 | 600 | 650 | 550 | 550 | 550 | 550 | 600 | 900 | 950 |
 | 5:58 | — | — | 5:56 | — | — | 5:54 | — | — | 5:52 | — | — | 5:50 | — | — | 5:50 | — | — |
 | — | — | 8:13 | — | — | 8:15 | — | — | 8:15 | — | — | 8:17 | — | — | 8:19 | — | — | 8:21 |
South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 36mm), heaviest during Thu afternoon. Mild temperatures (max 7°C on Wed morning, min 6°C on Wed night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Heavy rain (total 37mm), heaviest during Sun night. Later becoming colder with a dusting of snow on Sun night. Mild temperatures (max 7°C on Sat afternoon, min 1°C on Sun night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.
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